If you set `HOMEBREW_BUNDLE_NO_UPGRADE=1`, `brew bundle check` will
output:
```
Error: Parameter 'no_upgrade': Expected type T::Boolean, got type String with value "1"
Caller: /opt/homebrew/Library/Homebrew/vendor/bundle/ruby/3.4.0/gems/sorbet-runtime-0.5.12039/lib/types/private/methods/call_validation.rb:227
Definition: /opt/homebrew/Library/Homebrew/bundle/commands/check.rb:14 (Homebrew::Bundle::Commands::Check.run)
```